Experiments have shown there to be no harmful effects from chronic exposure to acetylene at high concentrations.
实验显示慢性接触高浓度乙炔没有有害影响。
It has been reported that chronic exposure to benzene leaded to the reduction of blood cells, bone marrow suppression, even aplastic anemia and leukemia.
长期接触苯可引起骨髓细胞毒性,引起外周血细胞减少、再生障碍性贫血甚至白血病等多种造血系统功能紊乱。
「But it「s not yet clear if there is a cause-and-effect relationship between chronic exposure to low-grade inflammation and the onset of insulin resistance,」 he explained.
他解释说,「但是此前还不清楚长期暴露在低水平炎癥之下与胰岛素抵抗之间的因果关系。」
The neurasthenia and lower serum albumin in workers were due to the bad ventilation in the laundries and the chronic exposure of workers to tetrachloroethylene.
部分干洗房容积偏小,通风不良,作业工人长期接触四氯乙烯可能引起神经衰弱及肝功能损害。
It suggests chronic exposure to mercury vapor may cause adverse effects on Sertoli」s cells of spermatogenic epithelium and seminal vesicle function.
提示长期接触汞蒸气可能对男工生精上皮的支持细胞及精囊功能产生不良影响。
Unborn children are also at risk. Studies show chronic exposure to high levels of particulate matter is associated with high rates of fetal loss, premature births and lower birthrates.
Many of these researchers already have documented the link between chronic exposure to polluted air and high blood pressure, diabetes and obesity.
许多研究者已经记录了长期曝露于污染空气与高血压、糖尿病和肥胖的关系。
Doctors believe that heredity and chronic exposure to loud noises are the main factors that contribute to hearing loss.
医生们认为遗传因素和长期处于高分贝的嘈杂环境是导致失聪的主要因素。
OBJECTIVE: To investigate the alterative rules of PKC activity in the brain tissue of rat in development stage under chronic exposure of Pb and its effects on the memory development of the mice.
目的:研究慢性铅暴露下发育期小鼠大脑组织PK C活性变化规律及其对小鼠记忆发育的影响。
Acetylene is a simple asphyxiant and anesthetic. Experiments have shown there to be no harmful effects from chronic exposure to acetylene at high concentrations.